Fuels and Combustion Junker's calorimeter is used to determine the calorific value of Gaseous fuels None of these Fuel oil Pulverised coal Gaseous fuels None of these Fuel oil Pulverised coal ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Presence of free moisture in coal during its high temperature carbonisation None of these Increases the loss of fine coal dust from the ovens when charging Protects the volatile products from pyrolysis (cracking) in the presence of hot coke and hot oven walls Reduces the coking time None of these Increases the loss of fine coal dust from the ovens when charging Protects the volatile products from pyrolysis (cracking) in the presence of hot coke and hot oven walls Reduces the coking time ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion High amount of sulphur and phosphorous in coke causes Increase in its strength Brittleness of steel made by using it Decrease in its calorific value None of these Increase in its strength Brittleness of steel made by using it Decrease in its calorific value None of these ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion A coal containing very high percentage of durain is called __________ coal. Splint Non-banded Bright Boghead Splint Non-banded Bright Boghead ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Main constituents of purified Lurgi gas are CO₂, O₂ & CO N₂, H₂ & CO₂ H₂, CmHn & CO₂ CO, H₂ & CH₄ CO₂, O₂ & CO N₂, H₂ & CO₂ H₂, CmHn & CO₂ CO, H₂ & CH₄ ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following would require maximum amount of % excess air for complete combustion? Pulverised coal Furnace oil Coke oven gas Lump coal (fixed on chain grate) Pulverised coal Furnace oil Coke oven gas Lump coal (fixed on chain grate) ANSWER DOWNLOAD EXAMIANS APP
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